63766672100 has 18 divisors (see below), whose sum is σ = 138373678674. Its totient is φ = 25506668800.

The previous prime is 63766672093. The next prime is 63766672111. The reversal of 63766672100 is 127666736.

63766672100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 737556964 + 63029115136 = 27158^2 + 251056^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 318833261 + ... + 318833460.

It is an arithmetic number, because the mean of its divisors is an integer number (7687426593).

Almost surely, 2^63766672100 is an apocalyptic number.

It is an amenable number.

63766672100 is an abundant number, since it is smaller than the sum of its proper divisors (74607006574).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63766672100 is a wasteful number, since it uses less digits than its factorization.

63766672100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 637666735 (or 637666728 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 44.

The spelling of 63766672100 in words is "sixty-three billion, seven hundred sixty-six million, six hundred seventy-two thousand, one hundred".